Ring gears yog ib qho tseem ceeb ntawm cov planetary gearboxes, pab txhawb rau kev ua tau zoo, compactness, thiab versatility uas ua rau cov tshuab no zoo tagnrho rau ntau yam kev lag luam thiab kev siv tsheb. Tsim thiab Ua Haujlwm Lub nplhaib iav yog tus cwj pwm los ntawm nws cov hniav sab hauv, uas mesh nrog mul ...
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